VIAL CLARO, PABLO AGUSTINPABLO AGUSTINVIAL CLAROVIAL COX, MARIA CECILIAMARIA CECILIAVIAL COX2023-10-272023-10-272022https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0261853#sec022https://investigadores.udd.cl/handle/123456789/7751Clinical trial data - An international, interlaboratory ring trial confirms the feasibility of an extraction-less “direct” RT-qPCR method for reliable detection of SARS-CoV-2 RNA in clinical samplesClinical trial data